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Rider Height
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sport / default rider 183 cm

Honda CBR400R vs Kawasaki Ninja 300 ergonomics

Honda CBR400R and Kawasaki Ninja 300 have modeled posture scores within three points for the 183 cm default rider. Treat this as a planning estimate; posture preference, data confidence, and a real test sit still matter.

Modeled fit comparison

Honda CBR400R

Modeled scoreProvisional
90Comfortable

All contacts reached

Kawasaki Ninja 300

Modeled scoreProvisional
90Comfortable

All contacts reached

The modeled scores are within three points, so the result does not distinguish a higher-scoring bike. Treat the result as a planning estimate and compare each bike's geometry confidence before a real test sit.

Rider fit: reaching the ground

The Honda CBR400R lists a 785 mm seat; the Kawasaki Ninja 300 lists 785 mm, within a few millimetres of each other. Seat height is only a first-pass ground-reach input. It does not establish safety or actual foot contact. Seat width, suspension sag, boots, mobility, load, and individual proportions can materially change the result.

Geometry snapshot

Geometry comparison for Honda CBR400R and Kawasaki Ninja 300
SpecHonda CBR400RKawasaki Ninja 300
Seat height785 mm785 mm
Wheelbase1,410 mm1,405 mm
Wet weight191 kg172 kg
Displacement399 cc296 cc

Posture metrics

Knee angle

Honda CBR400R
Sport (60.7 deg)
Kawasaki Ninja 300
Sport (60.7 deg)

Hip angle

Honda CBR400R
Neutral (99.5 deg)
Kawasaki Ninja 300
Neutral (99.5 deg)

Elbow angle

Honda CBR400R
Relaxed (143.3 deg)
Kawasaki Ninja 300
Relaxed (143.3 deg)

Torso lean

Honda CBR400R
Forward (25.5 deg)
Kawasaki Ninja 300
Forward (25.5 deg)